Largest n-digit triangular number with minimum digit sum.

A069672

Largest n-digit triangular number with minimum digit sum.

Terms

    a(0) =1a(1) =10a(2) =300a(3) =3003a(4) =20100a(5) =112101a(6) =2001000a(7) =33020001a(8) =200010000a(9) =3200120001a(10) =20000100000a(11) =320001200001

External references